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Reduced efforts to clean emissions</span>
Answer:
The machine-gun was one of the deadliest weapons of the Western Front, causing thousands of casualties. It was a relatively new weapon at the start of the war, but British and German forces soon realised its potential as a killing machine, especially when fired from a fixed defensive position.
The Vickers machine-gun (above) was famed for its reliability and could fire over 600 rounds per minute and had a range of 4,500 yards. With proper handling, it could sustain a rate of fire for hours. This was providing that a necessary supply of belted ammunition, spare barrels and cooling water was available. When there was no water to hand, soldiers would urinate in the water jacket to keep the gun cool!
Explanation:
<u>Answer:</u>
A geographer would collect a city's historical data about the census and the occurrences of natural disasters in order to study the impact of demographics and calamities on the geographical features of the region.
<u>Explanation:</u>
- The discipline of Geography is made up of two broad classes. One is Physical Geography and the other is Human Geography.
- These two classes are interdependent and their functioning is coherent.
- The study of a region's Geography is incomplete without the studies of the region's demography and the occurrences of natural disaster in the region, for their impact on the regional geography is immense.
Solid
Naturally occurring
Definite chemical composition
Inorganic
Definite crystalline structure